STEP 1. Using scan tool MB991958, Check whether the diagnostic trouble code is set again.
Check again if the DTC is set in the ETACS-ECU.(1) caution | To prevent damage to scan tool MB991958, always turn the ignition switch to the "LOCK" (OFF) position before connecting or disconnecting scan tool MB991958. |
Connect scan tool MB991958. Refer to "How to connect scan tool
."
(2) Turn the ignition switch to the "ON" position.
(3) Erase the DTC.
(4) Turn the ignition switch from "LOCK" (OFF) position to "ON" position.
(5) Check if the DTC B2350 or B2351 is set.
(6) Turn the ignition switch to the "LOCK" (OFF) position.
Is the DTC set?
DTC B2350 is set. : Go to Step 2. DTC B2351 is set. : Go to Step 4. No DTC is set. : The trouble can be an intermittent malfunction (GROUP 00 - How to Cope with Intermittent Malfunction ).